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HOMESERVICE MANUALSBUICK2010LUCERNE CXL, 3.9 1REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 320 (WIRING SYSTEMS AND POWER MANAGEMENT - COMPONENT CONNECTOR END VIEWS - ENGINE CONTROL MODULE X2 THROUGH PRESSURE CONTROL SOLENOID)COMPONENT CONNECTOR END VIEWSHVAC CONTROL MODULE - AUXILIARY (CJ4)
2010 Buick Lucerne CXL, 3.9 1

HVAC Control Module - Auxiliary (CJ4)

2010 Buick Lucerne CXL, 3.9 1SECTION HVAC Control Module - Auxiliary (CJ4)
WARNING: This page is about a different car, the 2011 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: HVAC Control Module - Auxiliary (CJ4) Connector End View
GM1711011Courtesy of GENERAL MOTORS COMPANY
HVAC Control Module - Auxiliary (CJ4)

Pin Wire Circuit Function
1 0.35 RD/D-GN 1040 Battery Positive Voltage
2-3 - - Not Used
4 0.35 L-GN 2211 Rear Blower Motor Speed Control
5 0.35 OG 761 Blower Speed Feed Back Signal
6 0.35 D-GN 5060 Low Speed GMLAN Serial Data
7 - - Not Used
8 0.35 BK 450 Ground
9 - - Not Used
10 0.35 GY 8 Backlight Lamp Control (AQ9)
0.35 YE 1491 Backlight Lamp Control (AV8)
Connector Part Information
  • Harness Type: Console
  • OEM Connector: 7283-9088-30
  • Service Connector: 89047355
  • Description: 10-Way F Kaizen 64 Series (BK)
Terminal Part Information
  • Terminated Lead: 13575845
  • Release Tool: J-38125-215A
  • Diagnostic Test Probe: J-35616-64B (L-BU)
  • Terminal/Tray: SAIT-A03T-M064/14
  • Core/Insulation Crimp: P/P
RENDER: 1.0x

NO RELATED

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Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
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  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
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